Umbrella stand



FIG. 1 is a perspective view of an umbrella stand of the present invention;

FIG. 2 is a side elevation view the umbrella stand of FIG. 1;

FIG. 3 is a top view of the umbrella stand of FIG. 1;

FIG. 4 is a bottom elevation view of the umbrella stand of FIG. 1;

FIG. 5 is a front elevation view of the umbrella stand of FIG. 1; and,

FIG. 6 is a rear elevation view of the umbrella stand of FIG. 1.

The features of the umbrella stand shown in broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM I claim the ornamental design for an umbrella stand, as shown and described. 